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authorBrian Paul <brianp@vmware.com>2009-10-27 16:59:23 -0600
committerBrian Paul <brianp@vmware.com>2009-10-27 17:00:31 -0600
commit21f8d31cfd9612fdf2bd39901472a6f3f11ddfda (patch)
tree168e107fe272fccec4c3613ef397f0e43c9059c0
parent507cf530b951b5a65999dd4ed7529824bd035087 (diff)
mesa: debug code for glBlitFramebuffer()
-rw-r--r--src/mesa/main/fbobject.c55
1 files changed, 55 insertions, 0 deletions
diff --git a/src/mesa/main/fbobject.c b/src/mesa/main/fbobject.c
index 0040099a69..55709ebf9e 100644
--- a/src/mesa/main/fbobject.c
+++ b/src/mesa/main/fbobject.c
@@ -51,6 +51,9 @@
/** Set this to 1 to help debug FBO incompleteness problems */
#define DEBUG_FBO 0
+/** Set this to 1 to debug/log glBlitFramebuffer() calls */
+#define DEBUG_BLIT 0
+
/**
* Notes:
@@ -1932,6 +1935,20 @@ _mesa_GenerateMipmapEXT(GLenum target)
#if FEATURE_EXT_framebuffer_blit
+
+static const struct gl_renderbuffer_attachment *
+find_attachment(const struct gl_framebuffer *fb, const struct gl_renderbuffer *rb)
+{
+ GLuint i;
+ for (i = 0; i < Elements(fb->Attachment); i++) {
+ if (fb->Attachment[i].Renderbuffer == rb)
+ return &fb->Attachment[i];
+ }
+ return NULL;
+}
+
+
+
/**
* Blit rectangular region, optionally from one framebuffer to another.
*
@@ -2059,6 +2076,44 @@ _mesa_BlitFramebufferEXT(GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
return;
}
+ /* Debug code */
+ if (DEBUG_BLIT) {
+ _mesa_printf("glBlitFramebuffer(%d, %d, %d, %d, %d, %d, %d, %d,"
+ " 0x%x, 0x%x)\n",
+ srcX0, srcY0, srcX1, srcY1,
+ dstX0, dstY0, dstX1, dstY1,
+ mask, filter);
+ if (colorReadRb) {
+ const struct gl_renderbuffer_attachment *att;
+
+ att = find_attachment(readFb, colorReadRb);
+ _mesa_printf(" Src FBO %u RB %u (%dx%d) ",
+ readFb->Name, colorReadRb->Name,
+ colorReadRb->Width, colorReadRb->Height);
+ if (att && att->Texture) {
+ _mesa_printf("Tex %u tgt 0x%x level %u face %u",
+ att->Texture->Name,
+ att->Texture->Target,
+ att->TextureLevel,
+ att->CubeMapFace);
+ }
+ _mesa_printf("\n");
+
+ att = find_attachment(drawFb, colorDrawRb);
+ _mesa_printf(" Dst FBO %u RB %u (%dx%d) ",
+ drawFb->Name, colorDrawRb->Name,
+ colorDrawRb->Width, colorDrawRb->Height);
+ if (att && att->Texture) {
+ _mesa_printf("Tex %u tgt 0x%x level %u face %u",
+ att->Texture->Name,
+ att->Texture->Target,
+ att->TextureLevel,
+ att->CubeMapFace);
+ }
+ _mesa_printf("\n");
+ }
+ }
+
ASSERT(ctx->Driver.BlitFramebuffer);
ctx->Driver.BlitFramebuffer(ctx,
srcX0, srcY0, srcX1, srcY1,